11121253298 has 4 divisors (see below), whose sum is σ = 16681879950. Its totient is φ = 5560626648.

The previous prime is 11121253291. The next prime is 11121253301. The reversal of 11121253298 is 89235212111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89235212111 = 1117 ⋅79888283.

It can be written as a sum of positive squares in only one way, i.e., 9739123969 + 1382129329 = 98687^2 + 37177^2 .

It is not an unprimeable number, because it can be changed into a prime (11121253291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780313323 + ... + 2780313326.

Almost surely, 2^11121253298 is an apocalyptic number.

11121253298 is a deficient number, since it is larger than the sum of its proper divisors (5560626652).

11121253298 is an equidigital number, since it uses as much as digits as its factorization.

11121253298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560626651.

The product of its digits is 8640, while the sum is 35.

The spelling of 11121253298 in words is "eleven billion, one hundred twenty-one million, two hundred fifty-three thousand, two hundred ninety-eight".